37 Repair, maintenance and rebuild services for computer numerical controlled machines, namely, gantry style robotic systems comprised of bases and vacuum chamber beds, gantries, servo drives and motors, carriages, tool changer carousels, tool holders, routers, lathes, drills, tapping drills, planers, engravers, spindles, plunge bits, router bits, knives, vinyl knives, pens, automatic stud welders, vacuum systems comprised of vacuum pumps and blowers, brushes and swarf collection tools, misting units comprised of micro drop nozzles, electrical panels and sub- consoles, profile digitizers, surface sensors, personal computers, microprocessors, and coaxial and serial port connections, programmable for manipulating and controlling material handling, processing and inspections tools in three dimensions